반응형 blackcon157 2013 HUST Hacking Festival 풀이 올해 hust는 8단계까지 풀어서 아쉬웠네요.. 풀이는 1stage부터 2stage 8번까지 입니다. 난해한 문제가 많았던 대회....모두 수고하셨습니다!! :) 2013. 11. 25. 2013 Cscamp CTF writeup Forensics 1.-----------------------------------------------------------------------------------------------Databases are very critical. Thats why there is an always backup of the database.Our database admin, John, had an attack and he lost all information in his database, thats why had to use the backup.Unfortunately, the back up was tampered by some script kiddie. The attacker added some fake u.. 2013. 11. 19. 2013 Cscamp CTF writeup Reversing1(vb for life) File : vb.net (Visual Basic Dot NET)Using tool : NET refletor ( discompile for .NET ) #1. Check_password #2. Resource ( password, flag ) : but It's is not the real key #3. attack.py #4. Get the flag!!!!! [Hello SAM, The flag is dbb4b8dda3198d9b77c5dedaa816d873] Reversing2 (easy one)#1. using the IDA 아주 간단한 프로그램입니다. 먼저 ID를 체크하고 비밀번호를 체크하는데, 이중 하나라도 틀리면 "Wrong username/pass.. 2013. 11. 19. 2013 CSCAMP writeups 스테가노그래피 & 암호문제 풀이 입니다. Stegano Level1 : color blind Stegano Level2 : Difference textStegano Level3 : Samms Big Play Maker - using this tool Crypto1 : many time padCrypto2 : Encrypted the PNG fileCrypto_1a : Vigener cipherCrypto_1b : ROT13 2013. 11. 17. 이전 1 ··· 25 26 27 28 29 30 31 ··· 40 다음